Mail domain report: sixsenses.com

SPF

pass

SPF record published

Found

Record: v=spf1 include:381p4dnb6u.powerspf.com ~all
DNS lookups: 2 of 10
Void lookups: 0 of 2

Checks

✓ No deprecated ptr mechanism #1

No ptr mechanism found in SPF record.
✓ 2 of 10 DNS lookups #2

SPF record needs 2 DNS lookups (limit is 10).
✓ Ends with ~all #3

SPF record properly uses ~all to restrict unauthorized senders.
✓ Record published #6

SPF record exists for this domain.
✓ Single record #16

Exactly one SPF record is published.
✓ Valid syntax #25

All SPF mechanisms and modifiers are valid.
✓ No void lookups #26

All include/redirect targets exist.
✓ No overly broad IP ranges #27

All ip4/ip6 ranges are narrow enough.

DMARC

fail

p=none (_dmarc.sixsenses.com)

Found

Record: v=DMARC1; p=none; rua=mailto:3rjjq6kzv3@rua.powerdmarc.com, mailto:yuvb5rln@ag.us.dmarcian.com; ruf=mailto:3rjjq6kzv3@ruf.powerdmarc.com, mailto:yuvb5rln@fr.us.dmarcian.com; pct=25; fo=1;
Found at: _dmarc.sixsenses.com
External report address: mailto:3rjjq6kzv3@rua.powerdmarc.com (authorized)
External report address: mailto:yuvb5rln@ag.us.dmarcian.com (authorized)
External report address: mailto:3rjjq6kzv3@ruf.powerdmarc.com (authorized)
External report address: mailto:yuvb5rln@fr.us.dmarcian.com (authorized)

Tag	Value	Meaning
v	DMARC1	Version
p	none	Policy
pct	25	Percentage of mail the policy applies to
rua	mailto:3rjjq6kzv3@rua.powerdmarc.com, mailto:yuvb5rln@ag.us.dmarcian.com	Aggregate report addresses
ruf	mailto:3rjjq6kzv3@ruf.powerdmarc.com, mailto:yuvb5rln@fr.us.dmarcian.com	Failure report addresses
fo	1	Failure reporting options

Checks

✗

Policy: none (monitoring only)

DMARC policy is set to 'none', which only monitors but doesn't protect against spoofing. Consider upgrading to 'quarantine' or ideally 'reject'.

#4
✓ Record published #5

DMARC record exists for this domain.
✓ Valid syntax #17

DMARC record syntax is valid.
✓ Aggregate reports enabled #19

Aggregate reports are sent to: mailto:3rjjq6kzv3@rua.powerdmarc.com, mailto:yuvb5rln@ag.us.dmarcian.com
✓ External report addresses authorized #29

Report addresses in other domains have published their authorization.

DKIM

warn

Selectors: selector1, selector2, s1, s2

Found

Selectors: selector1, selector2, s1, s2
_domainkey: NOERROR

Selector	Key	Flags
selector1	RSA 1024 bits
selector2	RSA 2048 bits
s1	RSA 2048 bits
s2	RSA 1024 bits

Checks

✓ Keys found: selector1, selector2, s1, s2 #7

DKIM keys found for this domain with selectors: selector1, selector2, s1, s2
!

1024-bit DKIM key

1024-bit RSA keys are the minimum and are considered weak today: selector1 (1024 bits), s2 (1024 bits). Rotate to a 2048-bit key.

#23
✓ No problematic flags #24

No keys in test mode, revoked, or limited to SHA-1.

DNSSEC

warn

Not signed

Found

DNSKEY records: No (0)
DS at parent: No

Checks

!

Not enabled

DNSSEC is not enabled for this domain. Consider enabling DNSSEC to protect against DNS spoofing attacks.

#8

MX

warn

2 mail servers

Found

Priority	Host	Records	Reverse DNS
1	mxa-0036c501.gslb.pphosted.com	A 148.163.135.129	mx0a-0036c501.pphosted.com ✓
5	mxb-0036c501.gslb.pphosted.com	A 148.163.139.129	mx0b-0036c501.pphosted.com ✓

Checks

✓ 2 MX records #9

Found 2 MX records for this domain.
✓ All hosts resolve #10

All MX records resolve to valid IP addresses.
!

Hosts without IPv6

The following MX hosts could not be resolved to IPv6 addresses: mxa-0036c501.gslb.pphosted.com, mxb-0036c501.gslb.pphosted.com

#11
✓ Redundant MX hosts #12

Found 2 MX records, which provides redundancy for email delivery.
✓ At most 5 MX records #13

Found 2 MX records, which is within the recommended range (1-5).
✓ No localhost targets #14

No MX records pointing to localhost found.
✓ No private IP addresses #15

No MX records resolving to private IP addresses found.
✓ No CNAME targets #22

No MX records point to a CNAME.
✓ Reverse DNS confirmed #30

All 2 MX addresss have a PTR record that resolves back to them.

TLS

info

MTA-STS enforce · TLS-RPT · DANE on 0 of 2 MX hosts

Found

MTA-STS record: v=STSv1; id=20231031131854774348;
Policy URL: https://mta-sts.sixsenses.com/.well-known/mta-sts.txt
Mode: enforce
Allowed MX: mxa-0036c501.gslb.pphosted.com, mxb-0036c501.gslb.pphosted.com
Max age: 2419200 seconds
TLS-RPT record: v=TLSRPTv1;rua=mailto:3rjjq6kzv3@tls.powerdmarc.com

DANE (TLSA records)

MX host	TLSA	DNSSEC
mxa-0036c501.gslb.pphosted.com	none	-
mxb-0036c501.gslb.pphosted.com	none	-

Checks

✓ Record published #32

MTA-STS record found with id 20231031131854774348.
✓ Policy enforced #33

The MTA-STS policy is enforced and cached for 672h0m0s.
✓ All MX hosts covered #34

Every MX host matches an mx: line of the MTA-STS policy.
✓ Reports enabled #35

TLS reports are sent to: mailto:3rjjq6kzv3@tls.powerdmarc.com
i

Not used

No MX host publishes TLSA records. DANE lets senders verify your mail server's certificate through DNSSEC; it requires DNSSEC on the MX host's zone.

#36

BIMI

info

No BIMI record

Checks

i

Not configured

BIMI shows your logo next to your mail in supporting mail clients. It requires DMARC enforcement.

#38